CA1237200A - Access verification arrangement for digital data processing system which has demand-paged memory - Google Patents

Access verification arrangement for digital data processing system which has demand-paged memory

Info

Publication number
CA1237200A
CA1237200A CA000491289A CA491289A CA1237200A CA 1237200 A CA1237200 A CA 1237200A CA 000491289 A CA000491289 A CA 000491289A CA 491289 A CA491289 A CA 491289A CA 1237200 A CA1237200 A CA 1237200A
Authority
CA
Canada
Prior art keywords
data
transfer
bus
address
access
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA000491289A
Other languages
English (en)
French (fr)
Inventor
Stanley A. Lackey
Richard L. Sites
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Digital Equipment Corp
Original Assignee
Digital Equipment Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Digital Equipment Corp filed Critical Digital Equipment Corp
Application granted granted Critical
Publication of CA1237200A publication Critical patent/CA1237200A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/14—Protection against unauthorised use of memory or access to memory
    • G06F12/1458—Protection against unauthorised use of memory or access to memory by checking the subject access rights
    • G06F12/1491—Protection against unauthorised use of memory or access to memory by checking the subject access rights in a hierarchical protection system, e.g. privilege levels, memory rings

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
  • Storage Device Security (AREA)
CA000491289A 1984-09-21 1985-09-20 Access verification arrangement for digital data processing system which has demand-paged memory Expired CA1237200A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US65351184A 1984-09-21 1984-09-21
US653,511 1984-09-21

Publications (1)

Publication Number Publication Date
CA1237200A true CA1237200A (en) 1988-05-24

Family

ID=24621184

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000491289A Expired CA1237200A (en) 1984-09-21 1985-09-20 Access verification arrangement for digital data processing system which has demand-paged memory

Country Status (11)

Country Link
US (1) US4821169A (OSRAM)
EP (1) EP0175620B1 (OSRAM)
JP (1) JPS61114353A (OSRAM)
KR (1) KR860002759A (OSRAM)
AU (1) AU578732B2 (OSRAM)
BR (1) BR8504729A (OSRAM)
CA (1) CA1237200A (OSRAM)
DE (1) DE3587031T2 (OSRAM)
IN (1) IN165278B (OSRAM)
MX (1) MX158239A (OSRAM)
ZA (1) ZA857240B (OSRAM)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5023773A (en) * 1988-02-10 1991-06-11 International Business Machines Corporation Authorization for selective program access to data in multiple address spaces
US5301327A (en) * 1989-06-30 1994-04-05 Digital Equipment Corporation Virtual memory management for source-code development system
US5463778A (en) * 1989-11-16 1995-10-31 Texas Instruments Incorporated User controlled trap handler
US5075845A (en) * 1989-12-22 1991-12-24 Intel Corporation Type management and control in an object oriented memory protection mechanism
JP2796162B2 (ja) * 1990-02-21 1998-09-10 富士通株式会社 命令処理方法
US5564052A (en) * 1991-06-27 1996-10-08 Integrated Device Technology, Inc. Logically disconnectable virtual-to-physical address translation unit and method for such disconnection
US5539899A (en) * 1992-04-03 1996-07-23 International Business Machines Corporation System and method for handling a segmented program in a memory for a multitasking data processing system utilizing paged virtual storage
US5548739A (en) * 1993-11-04 1996-08-20 Sun Microsystems, Inc. Method and apparatus for rapidly retrieving data from a physically addressed data storage structure using address page crossing predictive annotations
US5657445A (en) * 1996-01-26 1997-08-12 Dell Usa, L.P. Apparatus and method for limiting access to mass storage devices in a computer system
KR20000021076A (ko) * 1998-09-25 2000-04-15 김영환 네트워크 방식의 커넥션에 의한 디지털시스템의 다이나믹 제어장치
US7765581B1 (en) * 1999-12-10 2010-07-27 Oracle America, Inc. System and method for enabling scalable security in a virtual private network
GB2378005A (en) * 2001-07-27 2003-01-29 Chien-Tzu Hou Method for Controlling Paged Memory Access Attributes
US9390031B2 (en) * 2005-12-30 2016-07-12 Intel Corporation Page coloring to associate memory pages with programs
US9908717B2 (en) 2012-10-25 2018-03-06 Rexnord Industries, Llc Non contact active control conveying assembly
DK2911958T3 (en) 2012-10-25 2017-07-17 Rexnord Ind Llc MODULAR UPPER TRANSPORT DEVICE WITH ROLLERS AND ACTIVE CONTROL
CA2965680A1 (en) 2014-10-31 2016-05-06 Rexnord Industries, Llc Activated variable height rollers for an active control roller top conveying assembly
CA2966140A1 (en) 2014-10-31 2016-05-06 Rexnord Industries, Llc Operation of an active control roller top conveying assembly
US10162694B2 (en) 2015-12-21 2018-12-25 Intel Corporation Hardware apparatuses and methods for memory corruption detection
US10392192B2 (en) 2016-06-08 2019-08-27 Rexnord Industries, Llc. Drive assembly for a modular conveyor
US12393523B2 (en) 2022-03-31 2025-08-19 Intel Corporation Circuitry and methods for implementing micro-context based trust domains
US12417099B2 (en) 2022-04-02 2025-09-16 Intel Corporation Circuitry and methods for informing indirect prefetches using capabilities

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3893084A (en) * 1973-05-01 1975-07-01 Digital Equipment Corp Memory access control system
US3916385A (en) * 1973-12-12 1975-10-28 Honeywell Inf Systems Ring checking hardware
US4300192A (en) * 1974-04-18 1981-11-10 Honeywell Information Systems Inc. Method and means for storing and accessing information in a shared access multiprogrammed data processing system
US4016545A (en) * 1975-07-31 1977-04-05 Harris Corporation Plural memory controller apparatus
US4092715A (en) * 1976-09-22 1978-05-30 Honeywell Information Systems Inc. Input-output unit having extended addressing capability
US4386399A (en) * 1980-04-25 1983-05-31 Data General Corporation Data processing system
JPS58149548A (ja) * 1982-03-02 1983-09-05 Hitachi Ltd メモリ制御方式
JPS6047624B2 (ja) * 1982-06-30 1985-10-22 富士通株式会社 アドレス変換制御方式
US4581702A (en) * 1983-01-10 1986-04-08 International Business Machines Corporation Critical system protection

Also Published As

Publication number Publication date
JPH0260012B2 (OSRAM) 1990-12-14
BR8504729A (pt) 1986-07-22
DE3587031D1 (de) 1993-03-11
EP0175620A2 (en) 1986-03-26
JPS61114353A (ja) 1986-06-02
DE3587031T2 (de) 1993-08-19
EP0175620A3 (en) 1989-09-20
AU578732B2 (en) 1988-11-03
EP0175620B1 (en) 1993-01-27
ZA857240B (en) 1986-05-28
IN165278B (OSRAM) 1989-09-09
AU4743285A (en) 1986-03-27
MX158239A (es) 1989-01-17
US4821169A (en) 1989-04-11
KR860002759A (ko) 1986-04-28

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Legal Events

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